𝔖 Bobbio Scriptorium
✦   LIBER   ✦

5,12-Di(1-alkyl)thioquinanthrenediinium Bis-salts and 1-Alkyl-3-alkylthio-1,4-dihydro-4-thiooxoquinolines

✍ Scribed by Maslankiewicz, Andrzej; Zieba, Andrzej


Book ID
121650558
Publisher
Japan Institute of Heterocyclic Chemistry
Year
1992
Tongue
English
Weight
208 KB
Volume
34
Category
Article
ISSN
0385-5414

No coin nor oath required. For personal study only.


πŸ“œ SIMILAR VOLUMES


Alkylation of 2,3-Dihydro-1,4-diazepiniu
✍ Calsy, Adrianne ;King, James ;Lloyd, Douglas ;Reichardt, Christian ;Struthers, M πŸ“‚ Article πŸ“… 1986 πŸ› John Wiley and Sons 🌐 English βš– 353 KB

N-Unsubstituted 2,3-dihydro-1,4-diazepinium salts 4 a -d are N-methylated readily (-5ad) by using iodomethane and potassium carbonate in dimethylformamide. The 2,3dihydro-5,7-diphenyl-I ,4-diazcpinium salt 4 d could be N-ethylated but not N-isopropylated, presumably for steric reasons. Vicinal crowd

ChemInform Abstract: 1-Alkyl-3,4-dihydro
✍ B. Unterhalt; N. Kissenbeck πŸ“‚ Article πŸ“… 2010 πŸ› John Wiley and Sons βš– 34 KB

pyran derivatives pyran derivatives R 0340 42 -143 1-Alkyl-3,4-dihydro-thienopyran Acids and 1-Alkyl-3,4-dihydrobenzo[b]thienopyran Acids. -Ring closure of thienylethanols (I) and (IV) as well as their benzo analogues (VI) and (VIII) is achieved with oxo esters (II). The best results are obtained wi